Write five numbers for which you cannot decide whether they are squares
To do:
We have to write five numbers for which we cannot decide whether they are squares.
Solution:
We know that,
A perfect square can only end with the digits 1, 4, 5, 6, 9 and 0.
Therefore,
Five numbers for which we cannot decide whether they are squares are 1026, 1024, 1025, 1021, 1029.
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